IPR Details
Nortel Networks Limited Statement of IPR relating to RFC 4474

The text of the original IPR disclosure is available in the disclosure history.

Submitted: July 6, 2010

Note: Updates to IPR disclosures must only be made by authorized representatives of the original submitters. Updates will automatically be forwarded to the current Patent Holder's Contact and to the Submitter of the original IPR disclosure.

'I'. Patent Holder/Applicant ("Patent Holder")

Holder legal name
Nortel Networks Limited

'II'. Patent Holder's Contact for License Application

Holder contact name
Mark Hearn
Holder contact email
hearnm@nortel.com
Holder contact info

IP Licensing

'III'. IETF Document or Other Contribution to Which this IPR Disclosure Relates

RFC
RFC4474 ("Enhancements for Authenticated Identity Management in the Session Initiation Protocol (SIP)")

'IV'. Disclosure of Patent Information i.e., patents or patent applications required to be disclosed by Section 6 of RFC 3979

A. For granted patents or published pending patent applications, please provide the following information:

Patent, Serial, Publication, Registration, or Application/File number(s)

US no.7,277,533

B. Does this disclosure relate to an unpublished pending patent application?:

Has patent pending
No

'V'. Licensing Declaration

The Patent Holder states that its position with respect to licensing any patent claims contained in the patent(s) or patent application(s) disclosed above that would necessarily be infringed by implementation of the technology required by the relevant IETF specification ("Necessary Patent Claims"), for the purpose of implementing such specification, is as follows(select one licensing declaration option only):

Licensing
one selected]
Licensing information, comments, notes, or URL for further information

(No information submitted)

Note: The individual submitting this template represents and warrants that he or she is authorized by the Patent Holder to agree to the above-selected licensing declaration.

'VI'. Contact Information of Submitter of this Form

Submitter name
Michelle Lee
Submitter email
mleelaw@nortel.com

Only those sections of the relevant entry form where the submitter provided information are displayed.